1223034303 has 4 divisors (see below), whose sum is σ = 1630712408. Its totient is φ = 815356200.

The previous prime is 1223034287. The next prime is 1223034317. The reversal of 1223034303 is 3034303221.

1223034303 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1223034303 - 2⁴ = 1223034287 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1223034303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1223034403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 203839048 + ... + 203839053.

It is an arithmetic number, because the mean of its divisors is an integer number (407678102).

Almost surely, 2^1223034303 is an apocalyptic number.

1223034303 is a deficient number, since it is larger than the sum of its proper divisors (407678105).

1223034303 is an equidigital number, since it uses as much as digits as its factorization.

1223034303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 407678104.

The product of its (nonzero) digits is 1296, while the sum is 21.

The square root of 1223034303 is about 34971.9073400351. The cubic root of 1223034303 is about 1069.4148554794.

Adding to 1223034303 its reverse (3034303221), we get a palindrome (4257337524).

The spelling of 1223034303 in words is "one billion, two hundred twenty-three million, thirty-four thousand, three hundred three".